Home / 146,260,307.67-219,326,680.65-55,320,123.75

Finding the Fourth Proportional to 146,260,307.67, 219,326,680.65 and 55,320,123.75

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Solution

The fourth proportional to 146,260,307.67, 219,326,680.65 and 55,320,123.75 is: 82,956,061.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,260,307.67 : 219,326,680.65 = 55,320,123.75 : x
  2. Step 2: Convert to fraction form
    146,260,307.67/219,326,680.65 = 55,320,123.75/x
  3. Step 3: Cross multiply
    146,260,307.67x = 219,326,680.65 × 55,320,123.75
  4. Step 4: Simplify right side
    146,260,307.67x = 12,133,179,115,234,730
  5. Step 5: Solve for x
    x = 12,133,179,115,234,730/146,260,307.67
  6. Step 6: Final answer
    x = 82,956,061.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.